workspace/khotkeys/kcontrol/gesturedrawer.h

   1 /****************************************************************************
   2
   3  KHotKeys
   4
   5  Copyright (C) 2003 Mike Pilone <mpilone@slac.com>
   6  Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
   7
   8  Distributed under the terms of the GNU General Public License version 2.
   9
  10 ****************************************************************************/
  11
  12 #ifndef GESTURE_DRAWER_H
  13 #define GESTURE_DRAWER_H
  14
  15 #include <QtGui/QFrame>
  16
  17 #include <QEvent>
  18 #include <QPoint>
  19 #include <QWidget>
  20 #include <QSize>
  21
  22 namespace KHotKeys
  23 {
  24
  25 class GestureDrawer : public QFrame
  26     {
  27     Q_OBJECT
  28     public:
  29         GestureDrawer(QWidget *parent, const char *name = 0);
  30         ~GestureDrawer();
  31
  32         void setData(const QString &data);
  33
  34         virtual QSize sizeHint() const { return QSize(30, 30); }
  35
  36     protected:
  37         void paintEvent(QPaintEvent *ev);
  38
  39     private:
  40         QPoint lookupCellCoords(quint32 cell);
  41         void drawArrowHead(QPoint &start, QPoint &end,
  42                            QPainter &p);
  43
  44
  45         QString _data;
  46     };
  47
  48 } // namespace KHotKeys
  49
  50 #endif